package com.itheima.dao;

import com.itheima.domain.Student;

import java.util.ArrayList;

/*
学生数据操作类
增
删
改
查
操作数组
 */
public interface BaseStudentDao {

    public abstract void addStudent(Student student) ;

    public  abstract  ArrayList<Student> findAllStudents();

    public  abstract  void deleteStudent(String sid);
    public  abstract  int getIndex(String sid) ;

    public  abstract  void updateStudent(String sid, Student student) ;
}
